Packaged A/C controller

*Support auto restart and self diagnostics;
*Support remote control function;
*Support defrost function for some types;
*with timer ON/OFF, service remind and lock functions;
*With Heating, Cooling and Supply air modes;
*Compressor delay function and auto balance spoilage for multi compressors.
*Trial run function;
*Off memory function;
* High/low air supply temperature and probe lost protection;
*Strong stability, 0.15-80MHz interference rejection, 4KV high voltage and surge resistance ;
*SMT technology, 48 hrs burn-in test for ensuring quality;
*Easy devices control conversion via dial switch;
*MODBUS-RTU RS485 Widely-used communication protocol, up to 1km max distance (Gateway Free);
*PCB Surface painted with CRC, avoid leakage, short circuit, and erosion from acid/ alkali/ alcohol/ humidity/salt spray;
*Featured with tension and torsion resistance probe, long working life;
*Wide voltage range, avoid misoperation caused by voltage fluctuation;
*All I/O on control board fixed with indicator lights for intuitionistic estimation. Implement control logic on the control board;
*Featured with European terminal blocks for I/O connection, easy assembly.